Marshall, R. B.  1867-1949. <br/><br/>
Results of spirit leveling in Nebraska, 1896 to 1913, inclusive. 

 -  Govt. Print. Off.,  1914. 
 - 57 p. 
<br/><br/><label>LCCN: </label>gs 15000092  
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Nebraska--Altitudes.
<br/><br/><label>LC Class. No.: </label>QE75  / .B9 no. 572